Installing the front camshaft seal
Lift up the brake fluid reservoir and the expansion tank. Place them on top of engine.
Use drift 9995718 for camshaft with variable valve timing unit and drift 9995719 for camshaft without variable valve timing unit.
Lubricate the surface of the seal that the camshaft rotates against.
Use the variable valve timing unit / timing belt pulley mounting screws. Tighten the screws until the drift bottoms out.
Remove the drift
Install the screw holding the inner timing cover to the cylinder head.